{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "PURPOSE : To evaluate alterations in the retinal vasculature overlying pigment epithelial detachments ( PED ) in exudative age - related macular degeneration ( ARMD ) using indocyanine green and fluorescein angiography ."}
{"Anatomy": ["retinal vasculature", "pigment epithelial detachments", "PED", "macular"]}